/* 3. the navigation start */
.navigation{
    position: relative;
    width: 1180px;
    height: 80px;
    border-radius: 40px;
    background-color: #fff;
    transform: translateY(-50%);
    box-shadow: 0 5px 5px 0 #ccc;
}
.navigation ul{
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    height: 100%;
}
.navigation ul li a{
    font-size: 20px;
    color: #666;
    padding-bottom: 5px;
}
.navigation ul li a:hover{
    color:  var(--m);
    border-bottom: 1px solid  var(--m);
}
.navigation ul li a.on{
    color:  var(--m);
    border-bottom: 1px solid  var(--m);
}


/* 3. the navigation end */